Question

4(5x-1)=7+2(x-5)..........

Answer 1

Пошаговое объяснение:

$4(5x-1)=7+2(x-5) \\ 20x - 4 = 7 + 2x - 10 \\ 20x - 4 = - 3 + 2x \\ 20x - 2x = - 3 + 4 \\ 18x = 1 \\ x = \frac{1}{18}$